Analysis
- max time kernel
148s - max time network
138s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/07/2026, 08:54
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
OperaGXSetup (2).exe
Resource
win10v2004-20260513-en
16 signatures
150 seconds
General
- Target OperaGXSetup (2).exe
- Size 3.9MB
- Sample260724-kt4ckswdpg
- SHA256 90ecca262f3eed47a9431f5a0f887a004f23d8d3475947b96c010dae43c9cc41
- MD5 f451294847531763421722b64377a031
- SHA1 3511e9a584cf42ca0258496dec209d9bc4bed5ba
- SHA512 f8d6d6dc278d0678d6a4f09ded9666f4be3b7c0767737105dd3855fd6588e921ecb75ef1aa196f90d73c9a016f637bc7eceb3786e7898594d0b05ac100806848
- SSDEEP 98304:KAjmT6v6tJ1BuG2IiTpgfgIjSjHci7pPFHEuhtFtaXaYBjMAnJSGFXOV1gt:nYJvuGEpfIjIx9PFnFshBtnxF+VK
- TLSH T1F41633723B86907AD29321304FA4F78D85BDB5251F2BA28F63C41E7D9E74242B634F25
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 3 IoCs
pid Process 4568 installer.exe 4964 installer.exe 5304 installer.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Enumerates connected drives 3 TTPs 2 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\E: installer.exe File opened (read-only) \??\F: installer.exe - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language OperaGXSetup (2).exe - Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS installer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName installer.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4568 installer.exe 4568 installer.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5448 wrote to memory of 4568 5448 OperaGXSetup (2).exe 89 PID 4568 wrote to memory of 4964 4568 installer.exe 90 PID 4568 wrote to memory of 5304 4568 installer.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\OperaGXSetup (2).exe"C:\Users\Admin\AppData\Local\Temp\OperaGXSetup (2).exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5448 -
C:\Users\Admin\AppData\Local\Temp\7zS8452B509\installer.exeC:\Users\Admin\AppData\Local\Temp\7zS8452B509\installer.exe --server-tracking-blob=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2⤵
- Executes dropped EXE
- Enumerates connected drives
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4568 -
C:\Users\Admin\AppData\Local\Temp\7zS8452B509\installer.exeC:\Users\Admin\AppData\Local\Temp\7zS8452B509\installer.exe --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\crash_count.txt" --url=https://crashstats-collector-2.opera.com/ --annotation=channel=Stable --annotation=plat=Win64 --annotation=prod=OperaDesktopGX --annotation=ver=133.0.5932.81 --initial-client-data=0x2a0,0x2a4,0x2a8,0x27c,0x2ac,0x7ff645e3cd88,0x7ff645e3cd94,0x7ff645e3cda03⤵
- Executes dropped EXE
PID:4964
-
-
C:\Users\Admin\AppData\Local\Temp\.opera\7a26e4be-bc0d-41ef-a25b-5d68d48f5f41 Opera GX Installer Temp\installer.exe"C:\Users\Admin\AppData\Local\Temp\.opera\7a26e4be-bc0d-41ef-a25b-5d68d48f5f41 Opera GX Installer Temp\installer.exe" --version3⤵
- Executes dropped EXE
PID:5304
-
-
Network
MITRE ATT&CK Enterprise v16
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\7zS8452B509\installer.exe
- Size 9.1MB
- SHA256 b2ef4520d58bc51ca5ab413180576aaae68dc78567183443629961f3e936d882
- MD5 9cb3b114f66280a2643bca2055d0d1a9
- SHA1 73d293cb9cf68f2ba79fb8942711655889eb0d54
- SHA512 4344361ed364ac2e06366b088482d2afd398e1d3c10ccb9cff582e1ffcacf53399a245e57c2bd649842782e91e19e0e30ab8709d470694a52cb8ad0f25681294
- SSDEEP 98304:1U+SWsBgkDKjqf1bZKhlGWuKUjzQweIgE0qtFKFBI3++wteEmj:yWsBgnO1b4k6Vq3p3+Bqj
- TLSH T1C3A69D53F3EA01E8D0AFCA748B7A5232A9757C464B34A2DF0A9436250E75FD45B3CB21
- MD5 SHA1 SHA512 SSDEEP TLSH